lepton

/lep-ton/US // ˈlɛp tɒn //UK // (ˈlɛptɒn) //

轻子,轻子号,轻子的,轻子的人

Definitions

n.名词 noun

1
plural lep·ta [lep-tuh]. /ˈlɛp tə/.
- : an aluminum coin of modern Greece until the euro was adopted, one 100th of a drachma.
- : a small copper or bronze coin of ancient Greece.

There are also “antimatter partners” of all quarks and leptons which are identical particles apart from an opposite charge.
Electrons and their heavier relatives, muons and taus, are leptons, as are a trio of lightweight particles called neutrinos.
Now let’s turn to the leptons, the other kind of matter particles.
A lepton is a very small brass Jewish coin worth half a Roman quadrans each, which is worth a quarter of the copper assarion.
The smallest copper coin in use among the Jews, the lepton, called in Hebrew chalcous, "copper money."
Lepton, lep′ton, n. the smallest of modern Greek coins, 100 to the drachma.
The game was thus played in 1810, and is so still, both here and at Lepton.